Roles of ephrinB ligands and EphB receptors in cardiovascular development: demarcation of arterial/venous domains, vascular morphogenesis, and sprouting angiogenesis. - Adams,RH.; Wilkinson,GA.; Weiss,C.; Diella,F.; Gale,NW.; Deutsch,U.; Risau,W.; Klein,R. (Genes Dev, 1999)